Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
HarrisonM/R-D121.9 m 9.60 km2,911 km
Harrison '87M-D152.4 m above ground0.74 km9,937 km
Hercules GladesM-D609.6 m (barometer)0.80 km1,351 km
South Missouri Ground MagM-Dz-9999 m at ground level1.60 km km